what devices and applications talk

[qayna khan]

what devices and applications talk at the upper end of the model and what we have are bunch of layers as you work your way from one computer to the other you're going to be communicating up and down a stack of layers and the data that's being transmitted and received from one computer to the other is going to go through the layers one direction and up the layers the other direction clear that up a little bit so focusing on the OS I model which is what's most people use pretty much everything now uses our site and everyone her first ever say even though when we use TCP IP it to communicate across a modern network I’ll we use OS I from a logical perspective and some others layers have been merged with the with TCP IP so there  1Y0-370 are seven layers me changer colors it looks a little bit different here we have seven ..

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